基于DOAS技术的国产在线比值分析仪

Domestic On-Line Ratio Meter based on DOAS Technology

紫外差分吸收光谱(DOAS)技术具有可同时测量多种组分、测量精度高、测量结果不受水汽和粉尘影响等优势。文章介绍了基于该技术开发的杭州聚光科技OMA-3510型国产在线比值分析仪,该仪器应用于Claus硫磺回收装置尾气系统监测,具有采样预处理简单、响应速度快、适应恶劣工业环境能力强等特点。该仪器具有小于±1%F.S的精度,现场使用具备较高稳定性、可靠性。

Ultraviolet differential absorption spectroscopy(DOAS)has the advantages of simultaneous measurement of various components,high measurement accuracy and no influence of water vapor and dust.This paper introduces the OMA-3510 domestic on-line ratio meter developed by Hangzhou Concentration Technology based on this technology,which is applied to the tail gas measurement of Claus sulfur recovery system,and has the characteristics of simple sampling pretreatment,fast response speed and strong adaptability to harsh industrial environment.The accuracy of the instrument is less than 1%F.S,and it has high stability and reliability when used in field.